654247425431 has 2 divisors, whose sum is σ = 654247425432. Its totient is φ = 654247425430.

The previous prime is 654247425409. The next prime is 654247425463. The reversal of 654247425431 is 134524742456.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 654247425431 - 2¹⁴ = 654247409047 is a prime.

It is a super-2 number, since 2×654247425431² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (654247425631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 327123712715 + 327123712716.

It is an arithmetic number, because the mean of its divisors is an integer number (327123712716).

Almost surely, 2^654247425431 is an apocalyptic number.

654247425431 is a deficient number, since it is larger than the sum of its proper divisors (1).

654247425431 is an equidigital number, since it uses as much as digits as its factorization.

654247425431 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3225600, while the sum is 47.

The spelling of 654247425431 in words is "six hundred fifty-four billion, two hundred forty-seven million, four hundred twenty-five thousand, four hundred thirty-one".